EPA Air · stack tests by state and year
Air-emissions stack tests in Indiana, 2025
- 1,619Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in Indiana during 2025; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Indiana, 2025
- Lake County 154
- Marion County 97
- Shelby County 86
- DeKalb County 77
- Wabash County 72
- Posey County 67
- Porter County 54
- Wayne County 53
- Crawford County 47
- Rush County 44
- Allen County 42
- Noble County 40
- Warrick County 40
- Knox County 36
- Huntington County 36
- Howard County 35
- White County 31
- Kosciusko County 30
- Fulton County 29
- Morgan County 26
- Montgomery County 25
- Johnson County 24
- Elkhart County 22
- Clark County 22
- St. Joseph County 20
- Tippecanoe County 20
- Wells County 20
- Cass County 19
- Clinton County 18
- Grant County 17
- Decatur County 16
- Randolph County 16
- Vigo County 16
- Dubois County 15
- LaPorte County 14
- Sullivan County 14
- Henry County 14
- Lawrence County 13
- Fountain County 12
- Jasper County 12
- Steuben County 11
- Marshall County 10
- Bartholomew County 10
- Spencer County 10
- Boone County 10
- Monroe County 9
- Vermillion County 8
- Jennings County 8
- Whitley County 8
- Daviess County 7
- Hendricks County 7
- Pike County 7
- Gibson County 7
- Vanderburgh County 5
- Martin County 5
- Madison County 5
- Putnam County 5
- Hancock County 5
- Jay County 5
- Scott County 4
- Perry County 4
- Franklin County 4
- Dearborn County 4
- Delaware County 3
Indiana, other years
Air-emissions stack tests recorded in Indiana, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-05-28 | CLEVELAND CLIFFS NEW CARLISLE LLC — high-priority violation on file | NEW CARLISLE, St. Joseph, IN | Pass | State |
| 2025-05-28 | CLEVELAND CLIFFS NEW CARLISLE LLC — high-priority violation on file | NEW CARLISLE, St. Joseph, IN | Pass | State |
| 2025-05-28 | MPLX TERMINALS LLC - EVANSVILLE TERMINAL | EVANSVILLE, Vanderburgh, IN | Pass | State |
| 2025-05-23 | LINACAST INCORPORATED LINAMAR LIGHT METALS PIERCETON | PIERCETON, Kosciusko, IN | Pass | State |
| 2025-05-23 | LINACAST INCORPORATED LINAMAR LIGHT METALS PIERCETON | PIERCETON, Kosciusko, IN | Pass | State |
| 2025-05-23 | LINACAST INCORPORATED LINAMAR LIGHT METALS PIERCETON | PIERCETON, Kosciusko, IN | Pass | State |
| 2025-05-23 | LINACAST INCORPORATED LINAMAR LIGHT METALS PIERCETON | PIERCETON, Kosciusko, IN | Pass | State |
| 2025-05-22 | PVS TECHNOLOGIES INC — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2025-05-22 | PVS TECHNOLOGIES INC — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2025-05-22 | LONE STAR INDUSTRIES INCORPORATED DBA BUZZI UNICEM USA — high-priority violation on file | GREENCASTLE, Putnam, IN | Pass | State |
| 2025-05-22 | WARRICK NEWCO LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2025-05-22 | WARRICK NEWCO LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2025-05-22 | WARRICK NEWCO LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2025-05-22 | WARRICK NEWCO LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2025-05-21 | GRAIN PROCESSING CORPORATION — high-priority violation on file | WASHINGTON, Daviess, IN | Pass | State |
| 2025-05-21 | ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION | SHELBYVILLE, Shelby, IN | Pass | State |
| 2025-05-21 | ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION | SHELBYVILLE, Shelby, IN | Pass | State |
| 2025-05-21 | BIONUTRIENTS AG LLC — high-priority violation on file | WABASH, Wabash, IN | Pass | State |
| 2025-05-21 | E & B PAVING LLC | PLYMOUTH, Marshall, IN | Pass | State |
| 2025-05-21 | E & B PAVING LLC | PLYMOUTH, Marshall, IN | Pass | State |
| 2025-05-21 | E & B PAVING LLC | PLYMOUTH, Marshall, IN | Pass | State |
| 2025-05-21 | E & B PAVING LLC | PLYMOUTH, Marshall, IN | Pass | State |
| 2025-05-20 | GRAIN PROCESSING CORPORATION — high-priority violation on file | WASHINGTON, Daviess, IN | Pass | State |
| 2025-05-20 | GRAIN PROCESSING CORPORATION — high-priority violation on file | WASHINGTON, Daviess, IN | Pass | State |
| 2025-05-20 | ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION | SHELBYVILLE, Shelby, IN | Pass | State |
| 2025-05-20 | ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION | SHELBYVILLE, Shelby, IN | Pass | State |
| 2025-05-20 | ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION | SHELBYVILLE, Shelby, IN | Pass | State |
| 2025-05-19 | HONDA DEVELOPMENT & MANUFACTURING OF AMERICA LLC INDIANA AUT — high-priority violation on file | GREENSBURG, Decatur, IN | Pass | State |
| 2025-05-19 | HONDA DEVELOPMENT & MANUFACTURING OF AMERICA LLC INDIANA AUT — high-priority violation on file | GREENSBURG, Decatur, IN | Pass | State |
| 2025-05-19 | TEXAS EASTERN TRANSMISSION LP — high-priority violation on file | JONESBORO, Grant, IN | Pass | State |
| 2025-05-19 | TEXAS EASTERN TRANSMISSION LP — high-priority violation on file | JONESBORO, Grant, IN | Pass | State |
| 2025-05-19 | TEXAS EASTERN TRANSMISSION LP — high-priority violation on file | JONESBORO, Grant, IN | Pass | State |
| 2025-05-19 | ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION | SHELBYVILLE, Shelby, IN | Pass | State |
| 2025-05-19 | ANR PIPELINE COMPANY SHELBYVILLE COMPRESSOR STATION | SHELBYVILLE, Shelby, IN | Pass | State |
| 2025-05-16 | GARFIELD FACILITY LLC — high-priority violation on file | MUNCIE, Delaware, IN | Pass | State |
| 2025-05-15 | HONDA DEVELOPMENT & MANUFACTURING OF AMERICA LLC INDIANA AUT — high-priority violation on file | GREENSBURG, Decatur, IN | Pass | State |
| 2025-05-15 | HONDA DEVELOPMENT & MANUFACTURING OF AMERICA LLC INDIANA AUT — high-priority violation on file | GREENSBURG, Decatur, IN | Pass | State |
| 2025-05-15 | HONDA DEVELOPMENT & MANUFACTURING OF AMERICA LLC INDIANA AUT — high-priority violation on file | GREENSBURG, Decatur, IN | Pass | State |
| 2025-05-15 | HONDA DEVELOPMENT & MANUFACTURING OF AMERICA LLC INDIANA AUT — high-priority violation on file | GREENSBURG, Decatur, IN | Pass | State |
| 2025-05-15 | HONDA DEVELOPMENT & MANUFACTURING OF AMERICA LLC INDIANA AUT — high-priority violation on file | GREENSBURG, Decatur, IN | Pass | State |
| 2025-05-15 | HONDA DEVELOPMENT & MANUFACTURING OF AMERICA LLC INDIANA AUT — high-priority violation on file | GREENSBURG, Decatur, IN | Pass | State |
| 2025-05-15 | BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file | WHITING, Lake, IN | Pass | State |
| 2025-05-15 | BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file | WHITING, Lake, IN | Pass | State |
| 2025-05-14 | REA MAGNET WIRE COMPANY INCORPORATED | FORT WAYNE, Allen, IN | Pass | State |
| 2025-05-14 | REA MAGNET WIRE COMPANY INCORPORATED | FORT WAYNE, Allen, IN | Pass | State |
| 2025-05-14 | HONDA DEVELOPMENT & MANUFACTURING OF AMERICA LLC INDIANA AUT — high-priority violation on file | GREENSBURG, Decatur, IN | Pass | State |
| 2025-05-14 | HONDA DEVELOPMENT & MANUFACTURING OF AMERICA LLC INDIANA AUT — high-priority violation on file | GREENSBURG, Decatur, IN | Pass | State |
| 2025-05-14 | HONDA DEVELOPMENT & MANUFACTURING OF AMERICA LLC INDIANA AUT — high-priority violation on file | GREENSBURG, Decatur, IN | Pass | State |
| 2025-05-14 | ANR PIPELINE COMPANY ST JOHN COMPRESSOR STATION | SAINT JOHN, Lake, IN | Pass | State |
| 2025-05-14 | ANR PIPELINE COMPANY ST JOHN COMPRESSOR STATION | SAINT JOHN, Lake, IN | Pass | State |
| 2025-05-14 | MILESTONE CONTRACTORS LP | GRIFFITH, Lake, IN | Pass | State |
| 2025-05-14 | UNIFRAX I LLC | NEW CARLISLE, St. Joseph, IN | Pass | State |
| 2025-05-14 | UNIFRAX I LLC | NEW CARLISLE, St. Joseph, IN | Pass | State |
| 2025-05-14 | UNIFRAX I LLC | NEW CARLISLE, St. Joseph, IN | Pass | State |
| 2025-05-14 | UNIFRAX I LLC | NEW CARLISLE, St. Joseph, IN | Pass | State |
| 2025-05-14 | CLEVELAND CLIFFS NEW CARLISLE LLC — high-priority violation on file | NEW CARLISLE, St. Joseph, IN | Pass | State |
| 2025-05-14 | CLEVELAND CLIFFS NEW CARLISLE LLC — high-priority violation on file | NEW CARLISLE, St. Joseph, IN | Pass | State |
| 2025-05-14 | CLEVELAND CLIFFS NEW CARLISLE LLC — high-priority violation on file | NEW CARLISLE, St. Joseph, IN | Pass | State |
| 2025-05-13 | HONDA DEVELOPMENT & MANUFACTURING OF AMERICA LLC INDIANA AUT — high-priority violation on file | GREENSBURG, Decatur, IN | Pass | State |
| 2025-05-13 | INDIANA HARBOR COKE COMPANY LP CONTRACTOR OF CLEVELAND-CLIFF — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2025-05-13 | INDIANA HARBOR COKE COMPANY LP CONTRACTOR OF CLEVELAND-CLIFF — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2025-05-13 | INDIANA HARBOR COKE COMPANY LP CONTRACTOR OF CLEVELAND-CLIFF — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2025-05-13 | BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file | WHITING, Lake, IN | Pass | State |
| 2025-05-13 | BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file | WHITING, Lake, IN | Pass | State |
| 2025-05-10 | HEIDELBERG MATERIALS US CEMENT LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2025-05-10 | HEIDELBERG MATERIALS US CEMENT LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2025-05-09 | HEIDELBERG MATERIALS US CEMENT LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2025-05-09 | HEIDELBERG MATERIALS US CEMENT LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2025-05-09 | INDIANA HARBOR COKE COMPANY LP CONTRACTOR OF CLEVELAND-CLIFF — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2025-05-09 | UNIVERTICAL LLC — high-priority violation on file | ANGOLA, Steuben, IN | Pass | State |
| 2025-05-09 | UNIVERTICAL LLC — high-priority violation on file | ANGOLA, Steuben, IN | Pass | State |
| 2025-05-09 | UNIVERTICAL LLC — high-priority violation on file | ANGOLA, Steuben, IN | Pass | State |
| 2025-05-09 | UNIVERTICAL LLC — high-priority violation on file | ANGOLA, Steuben, IN | Pass | State |
| 2025-05-09 | UNIVERTICAL LLC — high-priority violation on file | ANGOLA, Steuben, IN | Pass | State |
| 2025-05-09 | UNIVERTICAL LLC — high-priority violation on file | ANGOLA, Steuben, IN | Pass | State |
| 2025-05-09 | UNIVERTICAL LLC — high-priority violation on file | ANGOLA, Steuben, IN | Pass | State |
| 2025-05-08 | HONDA DEVELOPMENT & MANUFACTURING OF AMERICA LLC INDIANA AUT — high-priority violation on file | GREENSBURG, Decatur, IN | Pass | State |
| 2025-05-08 | INDIANA HARBOR COKE COMPANY LP CONTRACTOR OF CLEVELAND-CLIFF — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2025-05-08 | INDIANA HARBOR COKE COMPANY LP CONTRACTOR OF CLEVELAND-CLIFF — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2025-05-08 | UNIVERTICAL LLC — high-priority violation on file | ANGOLA, Steuben, IN | Pass | State |
| 2025-05-08 | UNIVERTICAL LLC — high-priority violation on file | ANGOLA, Steuben, IN | Pass | State |
| 2025-05-08 | UNIVERTICAL LLC — high-priority violation on file | ANGOLA, Steuben, IN | Pass | State |
| 2025-05-08 | UNIVERTICAL LLC — high-priority violation on file | ANGOLA, Steuben, IN | Pass | State |
| 2025-05-07 | INDIANA HARBOR COKE COMPANY LP CONTRACTOR OF CLEVELAND-CLIFF — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2025-05-07 | INDIANA HARBOR COKE COMPANY LP CONTRACTOR OF CLEVELAND-CLIFF — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2025-05-07 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2025-05-07 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.